DtSpectatorItemDelegate Class Reference

Detailed Description

This delegate provides a checkbox editor for toggling spectator mode in the VREngage Manager interface. It handles the creation, display, and manipulation of the checkbox editor for spectator mode cells in the manager's table view.

#include <spectatorItemDelegate.h>

Inheritance diagram for DtSpectatorItemDelegate:

Public Member Functions
	DtSpectatorItemDelegate (QObject *parent=0)
virtual	~DtSpectatorItemDelegate () override
virtual QWidget *	createEditor (QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const override
virtual void	destroyEditor (QWidget *editor, const QModelIndex &index) const override
virtual void	setEditorData (QWidget *editor, const QModelIndex &index) const override
virtual void	setModelData (QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const override
virtual void	paint (QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override
virtual void	updateEditorGeometry (QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &index) const override

Protected Slots
virtual void	onStateChanged (int state)

Protected Attributes
QCheckBox *	myEditor

Constructor & Destructor Documentation

DtSpectatorItemDelegate()

DtSpectatorItemDelegate::DtSpectatorItemDelegate

(

QObject *

parent = 0

)

Constructor.

Parameters

parent

The parent object

Initializes a new spectator item delegate with the specified parent.

~DtSpectatorItemDelegate()

virtual DtSpectatorItemDelegate::~DtSpectatorItemDelegate ( )

overridevirtual

Destructor.

Cleans up resources used by the spectator item delegate.

Member Function Documentation

createEditor()

virtual QWidget * DtSpectatorItemDelegate::createEditor ( QWidget * parent, const QStyleOptionViewItem & option, const QModelIndex & index ) const

overridevirtual

Creates a checkbox editor for spectator mode selection.

Parameters

parent	The parent widget
option	The style options to use when drawing the editor
index	The model index of the item being edited

Returns

A checkbox widget configured for spectator mode selection

Creates and configures a checkbox editor for toggling spectator mode.

destroyEditor()

virtual void DtSpectatorItemDelegate::destroyEditor ( QWidget * editor, const QModelIndex & index ) const

overridevirtual

Destroys the editor when editing is finished.

Parameters

editor	The editor widget to destroy
index	The model index of the item that was being edited

Handles cleanup of the editor widget when editing is complete.

setEditorData()

virtual void DtSpectatorItemDelegate::setEditorData ( QWidget * editor, const QModelIndex & index ) const

overridevirtual

Sets the editor data based on the model index.

Parameters

editor	The editor widget to update
index	The model index containing the data to edit

Populates the checkbox with data from the model (checked/unchecked state).

setModelData()

virtual void DtSpectatorItemDelegate::setModelData ( QWidget * editor, QAbstractItemModel * model, const QModelIndex & index ) const

overridevirtual

Updates the model with data from the editor.

Parameters

editor	The editor widget containing the updated data
model	The model to update
index	The model index to update

Transfers the checkbox state back to the model when editing is complete.

paint()

virtual void DtSpectatorItemDelegate::paint ( QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index ) const

overridevirtual

Custom painting for the checkbox in the view.

Parameters

painter	The painter to use for drawing
option	The style options to use when drawing
index	The model index of the item to draw

Handles custom drawing of the checkbox in the view when not being edited.

updateEditorGeometry()

virtual void DtSpectatorItemDelegate::updateEditorGeometry ( QWidget * editor, const QStyleOptionViewItem & option, const QModelIndex & index ) const

overridevirtual

Updates the editor's geometry.

Parameters

editor	The editor widget to update
option	The style options to use when positioning
index	The model index of the item being edited

Positions the checkbox editor appropriately in the cell.

onStateChanged

virtual void DtSpectatorItemDelegate::onStateChanged ( int state )

protectedvirtualslot

Handles checkbox state changes.

Parameters

state

The new state of the checkbox

Called when the checkbox state changes between checked and unchecked.

Member Data Documentation

myEditor

QCheckBox* DtSpectatorItemDelegate::myEditor

mutableprotected

The checkbox editor widget.

Maintains a reference to the currently active checkbox editor. Declared mutable to allow modification in const methods.

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The documentation for this class was generated from the following file:

• include/vrfExtensions/vreManager/spectatorItemDelegate.h